Low-cost airline carrier Spirit is running on fumes right now, potentially ceasing operations this weekend as rising fuel costs have brought it to the brink of closure. News reports from last month indicated that the federal government might bail out the Florida-based airline for over $500 million and a 90 percent stake in the company. The airline is facing its second bankruptcy in two years , CNBC reports. That deal with the federal government did not materialize, but President Trump told reporters on Friday that, "I guess we're looking at [bailing Spirit out]. If we can do it, we'll do it. No institutions been able to do it. I'd like to save the jobs, but we'll have an announcement sometime today. We gave them a final proposal." Mashable Trend Report This Tweet is currently unavailable. It might be loading or has been removed.…